With the man and boy positioned on the left side as shown, how many combinations for the girl and woman are there that would make the seesaw balance (Note that they cannot occupy the same position together)?

In the eighteenth and nineteenth centuries cadaver bodies were usually prisoners who had been executed.

Which of the following is closest to your score in “The Game?”

In PART II: BALANCE LAB, what was the value of your calculation for the right side total torque?

When you placed the 20 kg mass to the far left-hand side, what was the minimum number of 5 kg masses needed on the right-hand side to balance this?

In Part II:  THE WALL”, a large ball collides with a large small ball.  What happens to the small ball after the collision?

True/False:  A perfectly elastic collision can be heard.

Based on the results of the “Air Supply” experiment, are the collisions of real air molecules elastic or inelastic?

In the “Air Supply” experiment, the total momentum arrow representing all particles (black arrow above) only changed when…

  In this simulation, Thermal Energy was increased by